Home / 578,095,851.09-867,004,932.54-266,904,473.85

Finding the Fourth Proportional to 578,095,851.09, 867,004,932.54 and 266,904,473.85

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Solution

The fourth proportional to 578,095,851.09, 867,004,932.54 and 266,904,473.85 is: 400,292,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,095,851.09 : 867,004,932.54 = 266,904,473.85 : x
  2. Step 2: Convert to fraction form
    578,095,851.09/867,004,932.54 = 266,904,473.85/x
  3. Step 3: Cross multiply
    578,095,851.09x = 867,004,932.54 × 266,904,473.85
  4. Step 4: Simplify right side
    578,095,851.09x = 231,407,495,344,943,424
  5. Step 5: Solve for x
    x = 231,407,495,344,943,424/578,095,851.09
  6. Step 6: Final answer
    x = 400,292,607.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.